From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81259CDB47E for ; Fri, 13 Oct 2023 15:41:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232453AbjJMPlC (ORCPT ); Fri, 13 Oct 2023 11:41:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50354 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232270AbjJMPlA (ORCPT ); Fri, 13 Oct 2023 11:41:00 -0400 Received: from smtp-fw-80008.amazon.com (smtp-fw-80008.amazon.com [99.78.197.219]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A96B2BB for ; Fri, 13 Oct 2023 08:40:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1697211658; x=1728747658; h=from:to:cc:subject:date:message-id: content-transfer-encoding:mime-version; bh=+WMjQv6PYaqrft1OvG2kp1YAwxihJrr7iCkxSDlP7tw=; b=WgHNkgc2RuyigI5k3gHltUy1b6LsX0guqHWGsAgZvr69nZDLmN1cAd25 QK9S57mkcEovrR9Qcx79hh2/vlmkwEhz5X78C4B9Sxuvbn3MmfUtJeJxy w2C9bP6Uhlr5jhqKJfQWxJNG9gz/aP5MdmdMCP2X7iQe4dDvjXnLiheKs w=; X-IronPort-AV: E=Sophos;i="6.03,222,1694736000"; d="scan'208";a="35687121" Received: from pdx4-co-svc-p1-lb2-vlan3.amazon.com (HELO email-inbound-relay-iad-1a-m6i4x-96feee09.us-east-1.amazon.com) ([10.25.36.214]) by smtp-border-fw-80008.pdx80.corp.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2023 15:40:55 +0000 Received: from EX19D001EUA004.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan3.iad.amazon.com [10.40.159.166]) by email-inbound-relay-iad-1a-m6i4x-96feee09.us-east-1.amazon.com (Postfix) with ESMTPS id 826864875D; Fri, 13 Oct 2023 15:40:53 +0000 (UTC) Received: from EX19D026EUB002.ant.amazon.com (10.252.61.110) by EX19D001EUA004.ant.amazon.com (10.252.50.19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.37; Fri, 13 Oct 2023 15:40:52 +0000 Received: from EX19D047EUB002.ant.amazon.com (10.252.61.57) by EX19D026EUB002.ant.amazon.com (10.252.61.110) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.37; Fri, 13 Oct 2023 15:40:52 +0000 Received: from EX19D047EUB002.ant.amazon.com ([fe80::a00c:a6ac:280e:2ca7]) by EX19D047EUB002.ant.amazon.com ([fe80::a00c:a6ac:280e:2ca7%3]) with mapi id 15.02.1118.037; Fri, 13 Oct 2023 15:40:52 +0000 From: "Mancini, Riccardo" To: Gavin Shan CC: "kvm@vger.kernel.org" , "Graf (AWS), Alexander" , "Teragni, Matias" , "Batalov, Eugene" , Marc Zyngier , Oliver Upton , "kvmarm@lists.linux.dev" , Paolo Bonzini , "vkuznets@redhat.com" Subject: RE: Bug? Incompatible APF for 4.14 guest on 5.10 and later host Thread-Topic: Bug? Incompatible APF for 4.14 guest on 5.10 and later host Thread-Index: Adn94wvULB16boopSLqi0qjVGsqqjw== Date: Fri, 13 Oct 2023 15:40:52 +0000 Message-ID: <51bec52172df4a0a8bd5486dee7c0c26@amazon.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.106.82.29] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org PiBBZGRpbmcgTWFyYywgT2xpdmVyIGFuZCBrdm1hcm1AbGlzdHMubGludXguZGV2DQo+IA0KPiBJ IHRyaWVkIHRvIG1ha2UgdGhlIGZlYXR1cmUgYXZhaWxhYmxlIHRvIEFSTTY0IGxvbmcgdGltZSBh Z28sIGJ1dCB0aGUNCj4gZWZmb3J0cyB3ZXJlIGRpc2NvbnRpbnVlZCBhcyB0aGUgc2lnbmlmaWNh bnQgY29uY2VybiB3YXMgbm8gdXNlcnMNCj4gZGVtYW5kaW5nIGZvciBpdCBbMV0uDQo+IEl0J3Mg ZGVmaW5pdGVseSBleGNpdGluZyBuZXdzIHRvIGtub3cgaXQncyBhIGltcG9ydGFudCBmZWF0dXJl IHRvIEFXUy4gSQ0KPiBndWVzcyBpdCdzIHByb2JhYmx5IGFub3RoZXIgY2hhbmNlIHRvIHJlLWV2 YWx1YXRlIHRoZSBmZWF0dXJlIGZvciBBUk02ND8NCj4gDQo+IFsxXSBodHRwczovL2xvcmUua2Vy bmVsLm9yZy9rdm1hcm0vODdpbG9xMm9rZS53bC1tYXpAa2VybmVsLm9yZy8NCj4gDQo+IEFzeW5j IFBGIG5lZWRzIHR3byBzaWduYWxzIHNlbnQgZnJvbSBob3N0IHRvIGd1ZXN0LCBTREVJIChTb2Z0 d2FyZQ0KPiBEZWxlZ2F0ZWQgRXhjZXB0aW9uIEludGVyZmFjZSkgaXMgbGV2ZXJhZ2VkIGZvciB0 aGF0LiBTbyB0aGVyZSB3ZXJlIHR3bw0KPiBzZXJpZXMgdG8gc3VwcG9ydCBTREVJIHZpcnR1YWxp emF0aW9uIFsxXSBhbmQgQXN5bmMgUEYgb24gQVJNNjQgWzJdLg0KPiANCj4gWzFdIGh0dHBzOi8v bG9yZS5rZXJuZWwub3JnL2t2bWFybS8yMDIyMDUyNzA4MDI1My4xNTYyNTM4LTEtDQo+IGdzaGFu QHJlZGhhdC5jb20vDQo+IFsyXSBodHRwczovL2xvcmUua2VybmVsLm9yZy9rdm1hcm0vMjAyMTA4 MTUwMDU5NDcuODM2OTktMS0NCj4gZ3NoYW5AcmVkaGF0LmNvbS8NCg0KVGhhbmtzIGZvciBhbGwg dGhlIGluZm9ybWF0aW9uISBUaGlzIG1pZ2h0IGJlY29tZSB1c2VmdWwgaW4gdGhlIGZ1dHVyZSwN CndoZW4gd2UnbGwgZW5hYmxlIHRoaXMgZmVhdHVyZSBvbiBBUk0sIGdpdmVuIHRoZSBpbXByb3Zl bWVudHMgd2Ugc2F3IGluIHg4Ni4NCg0KPiANCj4gSSBnb3Qgc2V2ZXJhbCBxdWVzdGlvbnMgZm9y IE1hbmNpbmkgdG8gYW5zd2VyLCBoZWxwZnVsIHVuZGVyc3RhbmQgdGhlDQo+IHNpdHVhdGlvbiBi ZXR0ZXIuDQo+IA0KPiAtIFZNIHNoYXBzaG90IGlzIHN0b3JlZCBzb21ld2hlcmUgcmVtb3RlbHku IEl0IG1lYW5zIHRoZSBwYWdlIGZhdWx0IG9uDQo+ICAgIGluc3RydWN0aW9uIGZldGNoIGJlY29t ZXMgZXhwZW5zaXZlLiBEbyB3ZSBoYXZlIGJlbmNobWFya3MgaG93IG11Y2gNCj4gICAgYmVuZWZp dHMgYnJvdWdodCBieSBBc3luYyBQRiBvbiB4ODYgaW4gQVdTIGVudmlyb25tZW50Pw0KDQpJbiBv dXIgc21hbGwgbG9jYWwgcmVwcm8gKG9ubHkgbG9jYWwgZGlzayBhY2Nlc3MpIHdoaWNoIHJ1bnMg YSBKYXZhIGxvYWQgYWZ0ZXINCnJlc3VtZSBvZiB0aGUgRmlyZWNyYWNrZXIgVk0sIHdlIHNhdyBh IDIwJSBwZXJmb3JtYW5jZSByZWdyZXNzaW9uIChmcm9tIH44MG1zIA0KdG8gfjEwMG1zKSBhbmQg dGhlIHRpbWUgc3BlbnQgb3V0c2lkZSB0aGUgVk0gZHVlIHRvIEVQVF9WSU9MQVRJT04gaW5jcmVh c2VkIDN4IA0KZnJvbSAzMG1zIHRvIDkwbXMuIFRoaXMgaW1wYWN0IGlzIGFtcGxpZmllZCB3aGVu IGFjY2VzcyBpcyBub3QgbG9jYWwuDQoNCj4gDQo+IC0gSSdtIHdhbmRlcmluZyBpZiB0aGUgZGF0 YSBjYW4gYmUgZmV0Y2hlZCBmcm9tIHNvbWV3aGVyZSByZW1vdGVseSBpbiBBV1MNCj4gICAgZW52 aXJvbm1lbnQ/DQoNCldpdGhvdXQgZ2V0dGluZyBpbnRvIGRldGFpbHMsIHllcywgYW55IG1lbW9y eSBwYWdlIGNvdWxkIGJlIHJlbW90ZWx5IGFjY2Vzc2VkDQppbiB0aGUgd29yc3QgY2FzZS4NCg0K PiANCj4gLSBUaGUgZGF0YSBjYW4gYmUgc3RvcmVkIGluIGxvY2FsIERSQU0gb3Igc3dhcHBpbmcg c3BhY2UsIHRoZSBwYWdlIGZhdWx0DQo+ICAgIHRvIGZldGNoIGRhdGEgYmVjb21lcyBleHBlbnNp dmUgaWYgdGhlIGRhdGEgaXMgc3RvcmVkIGluIHN3YXBwaW5nDQo+IHNwYWNlLg0KPiAgICBJJ20g bm90IHN1cmUgaWYgaXQncyBwb3NzaWJsZSB0aGUgZGF0YSByZXNpZGVzIGluIHRoZSBzd2FwcGlu ZyBzcGFjZSBpbg0KPiAgICBBV1MgZW52aXJvbm1lbnQ/IE5vdGUgdGhhdCB0aGUgc3dhcHBpbmcg c3BhY2UsIGNvcnJlc3BvbmRpbmcgdG8gZGlzaywNCj4gICAgY291bGQgYmUgc29tZXdoZXJlIHJl bW90ZWx5IHNlYXRlZC4NCg0KSW4gb3VyIHVzYWdlLCBkdXJpbmcgcmVzdW1wdGlvbiBhbG1vc3Qg YWxsIHBhZ2VzIGFyZSBtaXNzaW5nIGFuZCBhcmUgcG9wdWxhdGVkDQpvbiBkZW1hbmQgd2l0aCBh IHVzZXJmYXVsdGZkLCBlaXRoZXIgZnJvbSBhIGxvY2FsIGNhY2hlIChtZW1vcnkgb3IgZGlzaykg b3INCmZyb20gdGhlIG5ldHdvcmsuDQoNClRoYW5rcywNClJpY2NhcmRvDQoNCj4gDQo+IFRoYW5r cywNCj4gR2F2aW4NCj4gDQoNCg==